Home / 1,394,956.22-2,090,485.52-753,877.88

Finding the Fourth Proportional to 1,394,956.22, 2,090,485.52 and 753,877.88

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Solution

The fourth proportional to 1,394,956.22, 2,090,485.52 and 753,877.88 is: 1,129,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,956.22 : 2,090,485.52 = 753,877.88 : x
  2. Step 2: Convert to fraction form
    1,394,956.22/2,090,485.52 = 753,877.88/x
  3. Step 3: Cross multiply
    1,394,956.22x = 2,090,485.52 × 753,877.88
  4. Step 4: Simplify right side
    1,394,956.22x = 1,575,970,791,988.30
  5. Step 5: Solve for x
    x = 1,575,970,791,988.30/1,394,956.22
  6. Step 6: Final answer
    x = 1,129,763.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.